The design concept of the POSCO Gwangyang Smart Data Center is a smart, strong, and safe POSCO Smart Steel Cube, embodying the mechanisms of information storage and connection. The interior, equipped with a perfect multiplex security system, was designed to be functional and efficient, while the exterior highlights the originality and symbolism of POSCO's data center. The QR code motif, composed of rectangles, represents the security and safety of data. To emphasize POSCO's identity, photovoltaic BIPV panels, PosMAC, steel trusses, and paving with patterns were applied. Additionally, BIM-specialized design was incorporated to maximize efficiency in design and construction